package com.chisheng.caa.pojo;

import cn.hutool.core.util.ObjectUtil;
import com.alibaba.fastjson.annotation.JSONField;
import lombok.Data;
import lombok.NoArgsConstructor;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.SimpleGrantedAuthority;
import org.springframework.security.core.userdetails.UserDetails;
import com.chisheng.caa.pojo.entity.User;

import java.io.Serializable;
import java.util.Collection;
import java.util.List;
import java.util.stream.Collectors;

/**
 * 登录用户信息
 */
@Data
@NoArgsConstructor
public class LoginUserDetails implements UserDetails, Serializable {

    private static final long serialVersionUID = 1L;

    /**
     * 数据库用户信息
     */
    private User user;

    /**
     * 权限信息
     */
    private List<String> permissions;

    /**
     * SimpleGrantedAuthority
     */
    @JSONField(serialize = false)
    private List<SimpleGrantedAuthority> authorities;

    public LoginUserDetails(User user, List<String> permissions) {
        this.user = user;
        this.permissions = permissions;
    }

    @Override
    public Collection<? extends GrantedAuthority> getAuthorities() {
        if (ObjectUtil.isNotNull(authorities)) {
            return authorities;
        }

        authorities = permissions.stream().map(SimpleGrantedAuthority::new)
                .collect(Collectors.toList());
        return authorities;
    }

    @Override
    public String getPassword() {
        return user.getPassword();
    }

    @Override
    public String getUsername() {
        return user.getUsername();
    }

    @Override
    public boolean isAccountNonExpired() {
        return true;
    }

    @Override
    public boolean isAccountNonLocked() {
        return user.getStatus();
    }

    @Override
    public boolean isCredentialsNonExpired() {
        return true;
    }

    @Override
    public boolean isEnabled() {
        return user.getStatus();
    }

}
